HomeFish encyclopediaRay-finned fishesPerch-like fishSleepersBarred gudgeon Barred gudgeon (Bostrychus zonatus) Scientific name: Bostrychus zonatus Weber, 1907 The Barred gudgeon (Bostrychus zonatus) is a freshwater fish of the family Eleotridae. Native range: Asia, freshwaters and estuaries in the vicinity of Merauke, Irian Jaya, Indonesia. Also from Papua New Guinea. BiologyDorsal spines (total): 10 - 11; Dorsal soft rays (total): 16-17; Anal spines: 1; Anal soft rays: 11 - 12; Vertebrae: 36 - 38Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBostrychus zonatusFamilyEleotridae (Sleepers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length18.5EnvironmentFreshwater; brackish; demersalClimateTropicalDistributionAsia: freshwaters and estuaries in the vicinity of Merauke, Irian Jaya, Indonesia. Also from Papua New Guinea.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026